DE3340959C2 - - Google Patents
Info
- Publication number
- DE3340959C2 DE3340959C2 DE3340959A DE3340959A DE3340959C2 DE 3340959 C2 DE3340959 C2 DE 3340959C2 DE 3340959 A DE3340959 A DE 3340959A DE 3340959 A DE3340959 A DE 3340959A DE 3340959 C2 DE3340959 C2 DE 3340959C2
- Authority
- DE
- Germany
- Prior art keywords
- toner
- microprocessor
- pattern
- blackening
- control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000011161 development Methods 0.000 claims description 14
- 230000001960 triggered effect Effects 0.000 claims description 2
- 238000004886 process control Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 21
- 230000018109 developmental process Effects 0.000 description 13
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 6
- 230000005284 excitation Effects 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 101000618467 Hypocrea jecorina (strain ATCC 56765 / BCRC 32924 / NRRL 11460 / Rut C-30) Endo-1,4-beta-xylanase 2 Proteins 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000004304 visual acuity Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
- G03G15/043—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Or Security For Electrophotography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57197939A JPS5987465A (ja) | 1982-11-11 | 1982-11-11 | 記録濃度制御方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3340959A1 DE3340959A1 (de) | 1984-05-17 |
| DE3340959C2 true DE3340959C2 (enrdf_load_stackoverflow) | 1989-09-28 |
Family
ID=16382803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19833340959 Granted DE3340959A1 (de) | 1982-11-11 | 1983-11-11 | Verfahren zum steuern eines schwaerzungsgrades |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4539279A (enrdf_load_stackoverflow) |
| JP (1) | JPS5987465A (enrdf_load_stackoverflow) |
| DE (1) | DE3340959A1 (enrdf_load_stackoverflow) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60257457A (ja) * | 1984-06-05 | 1985-12-19 | Fuji Xerox Co Ltd | 自動濃度調整の制御方法 |
| JPS60260067A (ja) * | 1984-06-06 | 1985-12-23 | Canon Inc | 電子写真の制御方法 |
| JPS60260066A (ja) * | 1984-06-06 | 1985-12-23 | Canon Inc | 電子写真の制御方法 |
| JPS61213865A (ja) * | 1985-03-18 | 1986-09-22 | ゼロツクス コーポレーシヨン | 電子写真印刷機用の自動設定装置 |
| US4742372A (en) * | 1985-08-09 | 1988-05-03 | Mita Industrial Co., Ltd. | Toner detection method and device for copying machines |
| JPH02125270A (ja) * | 1988-11-04 | 1990-05-14 | Ricoh Co Ltd | 複写制御装置 |
| JPH02149864A (ja) * | 1988-12-01 | 1990-06-08 | Ricoh Co Ltd | 画像形成装置 |
| US5124750A (en) * | 1989-09-05 | 1992-06-23 | Minolta Camera Kabushiki Kaisha | Toner density detecting method, and image forming method and apparatus employing the toner density detecting method |
| JP3006622B2 (ja) * | 1990-05-15 | 2000-02-07 | ミノルタ株式会社 | 画像形成装置 |
| US5293198A (en) * | 1990-08-10 | 1994-03-08 | Ricoh Company, Ltd. | Image forming apparatus for controlling the dynamic range of an image |
| JP3170515B2 (ja) * | 1992-02-28 | 2001-05-28 | 株式会社リコー | ファクシミリ機能付き複写機 |
| US5351107A (en) * | 1992-09-24 | 1994-09-27 | Kabushiki Kaisha Toshiba | Image forming apparatus and method having image density correcting function |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2814722C2 (de) * | 1977-04-06 | 1994-06-30 | Canon Kk | Drucker oder elektrofotografisches Aufzeichnungsgerät |
| JPS54143144A (en) * | 1978-04-14 | 1979-11-08 | Konishiroku Photo Ind Co Ltd | Image density detecting method and apparatus for zerographic copier |
| US4277162A (en) * | 1978-07-13 | 1981-07-07 | Ricoh Company, Ltd. | Electrophotographic apparatus comprising density sensor means |
| US4372672A (en) * | 1980-12-22 | 1983-02-08 | International Business Machines Corporation | Self-triggering quality control sensor |
| JPS5885448A (ja) * | 1981-11-17 | 1983-05-21 | Ricoh Co Ltd | 記録濃度関連値検出方法 |
-
1982
- 1982-11-11 JP JP57197939A patent/JPS5987465A/ja active Pending
-
1983
- 1983-11-07 US US06/549,385 patent/US4539279A/en not_active Expired - Lifetime
- 1983-11-11 DE DE19833340959 patent/DE3340959A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5987465A (ja) | 1984-05-21 |
| US4539279A (en) | 1985-09-03 |
| DE3340959A1 (de) | 1984-05-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 8128 | New person/name/address of the agent |
Representative=s name: SCHWABE, H., DIPL.-ING. SANDMAIR, K., DIPL.-CHEM. |
|
| 8139 | Disposal/non-payment of the annual fee | ||
| 8170 | Reinstatement of the former position | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |